. >> please welcome the next president of the united states, governor mitt romney. >> virginia governor bob mcdonnell introduced mitt romney today in chesapeake, virginia. clearly a part of romney's campaign strategy. he will attend a rally in leadsburg tonight. his running mate paul ryan was in fredericksburg today. >>> the debate was the top political event of all-time in social media. the confrontations between candidates often stretch the truth. today we are fact checking the debate. here's nbc's dawn timmeny. >> presidential debate round two provided plenty of lively moments and once again both candidates were making false claims and misleading attacks. first, the exchange about september's embassy attacks in benghazi. governor romney questioned the president, calling it an act of terror. >> you said in the rose garden the day after the attack it was an act of terror. it was not a spontaneous demonstration. >> please proceed, governor. >> i want to make sure we get that for the record. it took the president 14 days before he called the attack in benghazi an act of terror. >> get th